fixup! Improve test coverage of io and unicode

1 files changed, 2 insertions, 1 deletions

diff --git a/test/io.cc b/test/io.cc
index 2441138..d6e5161 100644
--- a/test/io.cc
+++ b/test/io.cc
@@ -3,12 +3,13 @@
 #include "io.hh"
 #include "io_test_helper.hh"
 
-#include <cstdlib>
 #include <cerrno>
+#include <cstdlib>
 #include <dirent.h>
 #include <fcntl.h>
 #include <sys/stat.h>
 #include <unistd.h>
+#include <utility>
 
 namespace {